261569386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{15083}}^1$

素因数の和:15150

約数の個数: 32

約数和(自身を含む): 456140160

約数和(自身を除く): 194570774

約数列:

[1, 2, 13, 23, 26, 29, 46, 58, 299, 377, 598, 667, 754, 1334, 8671, 15083, 17342, 30166, 196079, 346909, 392158, 437407, 693818, 874814, 4509817, 5686291, 9019634, 10060361, 11372582, 20120722, 130784693, 261569386]

約数ペア:

[(1, 261569386), (2, 130784693), (13, 20120722), (23, 11372582), (26, 10060361), (29, 9019634), (46, 5686291), (58, 4509817), (299, 874814), (377, 693818), (598, 437407), (667, 392158), (754, 346909), (1334, 196079), (8671, 30166), (15083, 17342)]